Home / 518,157.45-777,264.02-163,199.25

Finding the Fourth Proportional to 518,157.45, 777,264.02 and 163,199.25

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Solution

The fourth proportional to 518,157.45, 777,264.02 and 163,199.25 is: 244,807.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,157.45 : 777,264.02 = 163,199.25 : x
  2. Step 2: Convert to fraction form
    518,157.45/777,264.02 = 163,199.25/x
  3. Step 3: Cross multiply
    518,157.45x = 777,264.02 × 163,199.25
  4. Step 4: Simplify right side
    518,157.45x = 126,848,905,115.99
  5. Step 5: Solve for x
    x = 126,848,905,115.99/518,157.45
  6. Step 6: Final answer
    x = 244,807.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.